Author Archives: admin

About admin

Richard Cheng, M.D., Ph.D., is an avid Wall Street investor with 20+ years of investing experience. He is specially adept at observing the world to find the patterns and then design strategies to win his battle. Most, if not all, happenings in the world, follow certain patterns. These patterns may be complex, multi-factorial, not so intuitive at the first glance, or even may appear chaotic. However, even chaos has its own patterns. If you pay attention and be patient, you'll find them and then you will gain an upper hand in your battle. Using this blog space, he documents his trades and his thoughts as they happen. He uses this blog as a a notebook to help him better refine his strategies. Hopefully this will help you as well. Good luck in your trading.

My folio gain of the last quarter: 33%

Posted on January 19, 2025 by admin

Cory said (https://youtu.be/1MBvejeUM1A?si=5w7Mx6nHM7AcaOEl) his account was up 18% in the last quarter (Oct-Dec, 2024). QQQ went up 5% in the same period. Well, I just checked my account and found my account went up 33.3%  (Oct-Dec, 2024). I like Cory’s … Continue reading →

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PLTR trades

Posted on January 17, 2025 by admin

I had a PLTR trade (short 10 contracts of  Jan. 17, 2025 call, strike $70, for $4014) due to expire today. PLTR is trading ~$71/sh, above my strike price.  So I bought back the short call (#1350) and sold 10 … Continue reading →

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Investing and Medicine: Lessons from Ignoring the Noise

Posted on January 1, 2025 by admin

2024: Another Great Year for the US Stock Markets 2024 turned out to be another successful year for my investment account, delivering a remarkable ~63% gain. This performance significantly outpaced the broader market indices: ~25% gain in SPY (S&P 500), … Continue reading →

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SHOP, PTON, TSLA trading

Posted on December 16, 2024 by admin

Dec. 13, 2024, I had 40 SHOP contracts (strike 60), due to exp on 1/17/25. SHOP price has gone up quite a bit at ~$115/sh. I put in an order to buy back the short calls and sell more calls … Continue reading →

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Margin Requirement Ratio

Posted on December 16, 2024 by admin

AMD (0.299), DJT(1), PLTR (0.267), PTON (0.223), ROKU (.284), SHOP (0.181), TSLA (0.267), ZM (0.475)

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The Art of Rolling Covered Calls: Adjusting Strike Prices and Expiration to Boost Returns

Posted on November 9, 2024 by admin

Adjusting the strike price and expiration length of call options in your Rolling Covered Call (RCC) strategy is a powerful way to modify the risk and profit ratio to suit your investment goals and market outlook. Here’s an expanded analysis: … Continue reading →

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Rolling Covered Call (RCC)

Posted on November 9, 2024 by admin

The Rolling Covered Call (RCC) strategy is an options-based approach where an investor sells call options on stocks they already own to generate income. In this strategy, the investor holds the underlying stock and sells call options against it, agreeing … Continue reading →

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LCID Trading: More Profits from Expired Short Calls

Posted on March 12, 2022 by admin

The naked LCID calls I sold Monday last week expired. I made ~$4000 again in 4 days. Out of curiosity, today, I reviewed my LCID trading history.  From LCID price chart (1-yr, LCID), one can see that after a 4-month … Continue reading →

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Bidu: calendar spread

Posted on April 28, 2017 by admin

One of the positions I have is: long BIDU and short BIDU 428/17, strike 175 options. BIDU reported earnings last night and the stock price went down a bit. I bought back my 175 calls, and sold the same strike … Continue reading →

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RNF: 7.8% return in 17 days (167% annualized)

Posted on June 20, 2015 by admin

I posted my research on RNF, a few weeks ago.  I wrote a covered call on 6/2/15, with a strike of $15 and expiry on 6/19/15.  Funny, RNF traded right at $15 at the closing on 6/19/15.  I was on … Continue reading →

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